INSTALLATION
Maintenance
14. Maintenance
WARNING Electrocution
Before any work on the appliance, ensure omnipolar dis-
connection from the power supply.
Draining the appliance
The appliance can be drained for maintenance work.
WARNING Burns
Hot water may escape when draining the appliance.
f Close the shut-off valve in the twin connector or the cold
f
water inlet line.
f Open all draw-off valves.
f
f Undo the water connections on the appliance.
f
f Store the dismantled appliance in a room free from the risk
f
of frost, as water residues remaining inside the appliance can
freeze and cause damage.
Cleaning the strainer
If contaminated, clean the strainer in the threaded cold water fit-
ting. Close the shut-off valve in the cold water inlet line before
removing, cleaning and refitting the strainer.
14
| PEO 18/21/24 | PEO 27
15. Specification
15.1 Dimensions and connections
226
190
35
100
c06
c01
190
b02 Entry electrical cables I
c01
Cold water inlet
c06
DHW outlet
Alternative connection options
b04
b02 Entry electrical cables I
b03 Entry electrical cables II
b04 Entry electrical cables III
93
b02
50
112
Male thread
G 1/2 A
Male thread
G 1/2 A
b04
35
b02
b03
40
b04
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